TY  - BOOK
AU  - Fairbrother,F., x
AU  - x
TI  - The chemistry of niobium and tantalum: x
SN  - x
U1  - 546.524/FAC 
PY  - 1967///
CY  - Amsterdam
PB  - Elsevier Pub.
KW  - Chemistry, Inorganic
N1  - x
ER  -